Koji Shibata

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Nagoya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thick-film resistor and ceramic circuit board
- Patent number 6,544,654
- Issue date Apr 8, 2003
- Sumitomo Metal (SMI) Electronics Devices, Inc.
- Masashi Fukaya
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of manufacturing multilayered ceramic substrate
- Patent number 5,814,366
- Issue date Sep 29, 1998
- Sumitomo Metal Electronics Devices Inc.
- Junzo Fukuta
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES